Home / 853,698.88-1,178,349.84-563,522.24

Finding the Fourth Proportional to 853,698.88, 1,178,349.84 and 563,522.24

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Solution

The fourth proportional to 853,698.88, 1,178,349.84 and 563,522.24 is: 777,822.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,698.88 : 1,178,349.84 = 563,522.24 : x
  2. Step 2: Convert to fraction form
    853,698.88/1,178,349.84 = 563,522.24/x
  3. Step 3: Cross multiply
    853,698.88x = 1,178,349.84 × 563,522.24
  4. Step 4: Simplify right side
    853,698.88x = 664,026,341,340.44
  5. Step 5: Solve for x
    x = 664,026,341,340.44/853,698.88
  6. Step 6: Final answer
    x = 777,822.67

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.